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Spinal Anat Muscles
Spinal Anatomy Muscles
Question | Answer |
---|---|
CN VII (facial) | buccinator, orbicularis oris, mentalis, zygomaticus, orbicularis oculi |
CN XII | genioglossus, hyoglossus, styloglossus |
CN V | temporalis, masseter, medial pterygoid, lateral pterygoid |
CN VII | platysma |
C2 & CN XI | SCM |
CNs V & VII | digastric (2 bellies) |
CN VII | stylohyoid |
CN V | mylohyoid |
C1 via CN XII | geniohyoid |
C1-C3 | sternohyoid, sternothyroid, omohyoid (2 bellies) |
C1 via CN XII | thyrohyoid |
primary rami C2-C8 | longus colli |
Primary rami C5-C8 | scalenus anterior |
Primary rami C3-C4 | scalenus medius |
Primary rami C5-C8 | scalenus posterior |
Superior Oblique, RCPMajor, Inferior Oblique, Suboccipital Nerve & Vertebral Artery | Contents of Suboccipital Triangle |
Labia Majora (females) | scrotum (males) |
Greater Vestibular glands (bartholin's) (females) | bulbourethral glands (males) |
TP--> spinouses - ext/contralateral rotation | multifidus |
TP --> lamina/SP - extension/rotation | rotatores |
TP --> TP - lateral flexion | intertransversarii |
SP --> SP - extension | interspinalis |
ilium --> ribs - extends & ipsilateral flexion | iliocostalis |
TP --> TP/ribs - extends & ipsilalteral flexion | longissimus |
SP --> SP - extends & ipsilateral flexion | spinalis |
lower border - ribs --> upper border rib below - elevate ribs | external intercostals |
lower border - ribs --> upper border rib below - depress ribs, interchondral part elevates ribs | internal intercostals |
posterior sternum & xiphoid --> costal cartilages 2-6 - depresses ribs | Transverse thoracic |
inner, lower ribs near angles --> upper borders of ribs 2 or 3 below - elevates ribs | subcostalis |
external oblique, internal oblique, transverse, rectus abdominis, cremaster | muscles of anterior abdominal wall |
quadratus lumborum, psoas major, psoas minor | muscles of posterior abdominal wall |
piriformis, obturator internus | muscles of lateral pelvis wal |
levator ani (pubococcygeus, puborectalis, iliococygeus), coccygeus | muscles of pelvic floor |
sphincter urethrae, deep transverse perinei | muscles of urogenital diaphragm |
ischiocavernosus, bulbospongiosus, superficial transversus perinei | superficial perineum muscles |
Mandibular branch of V3, abducens VI, malleus, incus, muscles of mastication and jaw-closing muscles | Branchial Arch 1 |
facial VII, stapes, styloid, muscles of facial expression and jaw opening muscles | Branchial Arch 2 |
glossopharyngeal IX, cornu, hyoid, stylopharyngeus | Branchial Arch 3 |
superior laryngeal of vagus X, thyroid cartilage, cricoid cartilage, pharyngeal, cricothyroid | Branchial Arch 4 |
inferior laryngeal of vagus X, arytenoid, corniculate cartilage, cuneiform cartilage, laryngeal | Branchial Arch 6 |